feat: group all-account rows by instrument and day (WealthLedger/main#47) (#126)

src/entities/brokerage-event/ui/BrokerageEventGroup.test.tsx

@@ -0,0 +1,122 @@
+import { MantineProvider } from "@mantine/core";
+import { render, screen, within } from "@testing-library/react";
+import { MemoryRouter } from "react-router";
+import { describe, expect, it } from "vitest";
+
+import type { BrokerageEvent } from "../api/useBrokerageEvents";
+
+import { BrokerageEventGroup } from "./BrokerageEventGroup";
+
+function event(
+	account: { id: string; name: string },
+	value: null | string,
+	currency = "RUB",
+): BrokerageEvent {
+	return {
+		account,
+		date: "2026-08-20",
+		dateKind: "registry",
+		displayName: "ОФЗ 26238",
+		figi: "FIGI",
+		instrumentUid: "UID",
+		isin: "RU000A0JX0J2",
+		logoName: null,
+		projectedAmount: value === null ? null : { currency, value },
+		ticker: "OFZ",
+		type: "coupon",
+	};
+}
+
+function renderGroup(
+	events: [BrokerageEvent, BrokerageEvent],
+	isTotalVisible = true,
+) {
+	return render(
+		<MantineProvider>
+			<MemoryRouter>
+				<ul>
+					<BrokerageEventGroup
+						events={events}
+						totalVisible={isTotalVisible}
+					/>
+				</ul>
+			</MemoryRouter>
+		</MantineProvider>,
+	);
+}
+
+describe("BrokerageEventGroup", () => {
+	it("shows an unsigned forecast total and every account forecast", () => {
+		renderGroup([
+			event({ id: "broker", name: "Брокерский" }, "100.5"),
+			event({ id: "iis", name: "ИИС" }, "49.5"),
+		]);
+
+		expect(screen.getByText("Купон · ОФЗ 26238")).toBeInTheDocument();
+		expect(screen.getByText("150 ₽")).toBeInTheDocument();
+		expect(screen.getAllByText("Прогноз").length).toBeGreaterThanOrEqual(3);
+
+		const accounts = within(screen.getByRole("list", {
+			name: /Купон · ОФЗ 26238, 20\.08\.2026 · Дата реестра, 150 ₽/,
+		}));
+
+		expect(accounts.getByText("Брокерский")).toBeInTheDocument();
+		expect(accounts.getByText("ИИС")).toBeInTheDocument();
+		expect(accounts.getByText("100,5 ₽")).toBeInTheDocument();
+		expect(accounts.getByText("49,5 ₽")).toBeInTheDocument();
+		expect(accounts.queryByRole("link")).not.toBeInTheDocument();
+	});
+
+	it("announces an unknown total as unavailable", () => {
+		renderGroup([
+			event({ id: "broker", name: "Брокерский" }, null),
+			event({ id: "iis", name: "ИИС" }, "49.5"),
+		]);
+
+		expect(screen.getByRole("list", {
+			name: /Купон · ОФЗ 26238.*Итог недоступен/,
+		})).toBeInTheDocument();
+		expect(screen.getByText("Сумма неизвестна")).toBeInTheDocument();
+	});
+
+	it("hides the total for incomplete data", () => {
+		renderGroup([
+			event({ id: "broker", name: "Брокерский" }, "100.5"),
+			event({ id: "iis", name: "ИИС" }, "49.5"),
+		], false);
+		expect(screen.queryByText("150 ₽")).not.toBeInTheDocument();
+	});
+
+	it("allows zero source forecasts to produce a visible zero total", () => {
+		renderGroup([
+			event({ id: "broker", name: "Брокерский" }, "0"),
+			event({ id: "iis", name: "ИИС" }, "0.00"),
+		]);
+
+		expect(screen.getAllByText("0 ₽")).toHaveLength(2);
+		expect(screen.getByText("0,00 ₽")).toBeInTheDocument();
+	});
+
+	it("shows separate forecast totals per currency without conversion", () => {
+		renderGroup([
+			event({ id: "broker", name: "Брокерский" }, "10", "USD"),
+			event({ id: "iis", name: "ИИС" }, "200"),
+		]);
+
+		expect(screen.getByRole("list", { name: /10 USD.*200 ₽/ }))
+			.toBeInTheDocument();
+	});
+
+	it("shows an offer group without a total", () => {
+		renderGroup([
+			{ ...event({ id: "broker", name: "Брокерский" }, null), type: "offer" },
+			{ ...event({ id: "iis", name: "ИИС" }, null), type: "offer" },
+		]);
+
+		const accounts = within(screen.getByRole("list", {
+			name: /Итог недоступен/,
+		}));
+
+		expect(accounts.getAllByRole("listitem")).toHaveLength(2);
+	});
+});